| Sun Prairie to Kalispell (Montana) | 1,253.40 mi (2,017.16 km) |
| Sun Prairie to Kaneohe (Hawaii) | 4,154.85 mi (6,686.59 km) |
| Sun Prairie to Kankakee (Illinois) | 160.00 mi (257.50 km) |
| Sun Prairie to Kannapolis (North Carolina) | 702.43 mi (1,130.44 km) |
| Sun Prairie to Kansas City (Kansas) | 400.78 mi (644.99 km) |
| Sun Prairie to Kansas City (Missouri) | 393.77 mi (633.70 km) |
| Sun Prairie to Kapaa (Hawaii) | 4,204.05 mi (6,765.76 km) |
| Sun Prairie to Kapolei (Hawaii) | 4,171.66 mi (6,713.64 km) |
| Sun Prairie to Katy (Texas) | 994.43 mi (1,600.38 km) |
| Sun Prairie to Kaukauna (Wisconsin) | 89.87 mi (144.64 km) |
| Sun Prairie to Kaysville (Utah) | 1,169.92 mi (1,882.80 km) |
| Sun Prairie to Kearney (Missouri) | 375.01 mi (603.51 km) |
| Sun Prairie to Kearney (Nebraska) | 533.94 mi (859.29 km) |
| Sun Prairie to Kearns (Utah) | 1,180.08 mi (1,899.15 km) |
| Sun Prairie to Kearny (New Jersey) | 793.30 mi (1,276.70 km) |
